Understanding the Rudraprayag River Confluence

The question asks to identify the river that joins the Alaknanda River at the location known as Rudraprayag. Understanding the major river confluences, particularly in the Uttarakhand region of India, is important for geographical knowledge.

The Significance of Prayags (Confluences)

In Uttarakhand, several holy confluences are known as 'Prayags'. The most famous are the 'Panch Prayag' or Five Confluences, where the Alaknanda River merges with other rivers before ultimately joining the Bhagirathi at Devprayag to form the Ganges.

The five major confluences are:

• Vishnuprayag: Alaknanda and Dhauliganga
• Nandaprayag: Alaknanda and Nandakini
• Karnaprayag: Alaknanda and Pindar
• Rudraprayag: Alaknanda and Mandakini
• Devprayag: Alaknanda and Bhagirathi

Identifying the Rudraprayag Confluence

Based on the list of Panch Prayag, Rudraprayag is specifically known as the confluence point of the Alaknanda River and the Mandakini River.

Analyzing the Options

Let's look at the given options and where each river meets the Alaknanda:

• Option 1: Bhagirathi - The Bhagirathi River meets the Alaknanda River at Devprayag.
• Option 2: Mandakini - The Mandakini River meets the Alaknanda River at Rudraprayag. This matches our knowledge of the Panch Prayag.
• Option 3: Nandakini - The Nandakini River meets the Alaknanda River at Nandaprayag.
• Option 4: Dhauliganga - The Dhauliganga River meets the Alaknanda River at Vishnuprayag.

Therefore, the river that meets the Alaknanda at Rudraprayag is the Mandakini.

Based on this information, Rudraprayag is situated at the confluence of the Alaknanda and Mandakini rivers.

Conclusion

The question asks about the confluence at Rudraprayag. The Mandakini river is the correct river that meets the Alaknanda at Rudraprayag.

Revision Table: Rudraprayag Confluence Facts

Additional Information: Uttarakhand River Systems

Uttarakhand is known for its complex and sacred river systems. The Alaknanda river is a major Himalayan river that originates from the Satopanth and Bhagirath Kharak glaciers. It flows through several districts of Uttarakhand, receiving water from numerous tributaries before merging with the Bhagirathi river at Devprayag to form the main stream of the Ganges (Ganga).

The Mandakini river originates from the Chorabari Glacier near Kedarnath. It flows down and meets the Alaknanda at Rudraprayag. The confluence points are considered highly sacred in Hindu mythology.

Understanding the geography of these confluences is important for studying the river networks and the cultural significance of the region.